Home / 11,156.11-16,735.73-3,259.20

Finding the Fourth Proportional to 11,156.11, 16,735.73 and 3,259.20

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Solution

The fourth proportional to 11,156.11, 16,735.73 and 3,259.20 is: 4,889.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.11 : 16,735.73 = 3,259.20 : x
  2. Step 2: Convert to fraction form
    11,156.11/16,735.73 = 3,259.20/x
  3. Step 3: Cross multiply
    11,156.11x = 16,735.73 × 3,259.20
  4. Step 4: Simplify right side
    11,156.11x = 54,545,133.06
  5. Step 5: Solve for x
    x = 54,545,133.06/11,156.11
  6. Step 6: Final answer
    x = 4,889.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.